CVE-2026-42768
CVE-2026-42768
Issue summary: The CMS_decrypt and PKCS7_decrypt functions are vulnerable to Bleichenbacher-style attack when an attacker is able to provide the CMS or S/MIME messages and observe the error code and/or decryption output. Impact summary: T…
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-42768?
- CVE-2026-42768 is a low-severity vulnerability, classified under CWE-514. CVSS score: 3.7/10. Published 2026-06-09.
- How severe is CVE-2026-42768?
- Low severity. CVSS v3 base score is 3.7 out of 10.